Question

A solução para a equação 1/3√9 = 81x é: ( ) -2/3 ( ) -1/6 ( ) 1/4

Answer 1

1/3√9=81x
1√9/3=81x
1×3/3=81x
3/3=81x
3×3/3=3×81x
3=3×81x
3=243x
3/243=x
3/81×3=x
1/81=x